There are some plants which only produce flowers or fruits for a single season, and then die off. These are known as annuals. Perennials, on the other hand, will continue to produce for many years without having to be replanted. Knowing which plants are which is important if you want to be a good gardener.

So what about oregano? Is oregano annual or perennial?

Oregano is actually a perennial plant which will last for many years. This means that you can continue to collect usable herb from the same oregano plant season after season without having to plant new ones.